@online{ timsrc, author = "Weimar, Udo", title = "Zum Jahr der Chemie: Vom Gedanken zum Experiment", publisher = "Universität Tübingen", year = "2003", month = "Nov", day = "03", url = "https://timms.uni-tuebingen.de:443/tp/UT_20031103_001_rvchemie_0001", urldate = "2024-03-29" }